FedEx Corporation is an American multinational delivery services company headquartered in Memphis, Tennessee. The name "FedEx" is an abbreviation of the company's original air division, Federal Express, which was used from 1973 until 2000. The company is recognized for its overnight shipping service and pioneering a system that could track packages and provide real-time updates on package location, a feature that has now been implemented by most other carrier services. The FedEx corporate description underscores its mission to produce superior financial returns for shareowners by providing high value-added logistics, transportation, and related business services through focused operating companies that compete collectively, operate independently, and manage collaboratively. To fulfill this mission, FedEx has developed a robust portfolio of solutions including everything from ground shipping to freight logistics. FedEx operates one of the largest transportation fleets in the world. The company is also known for its commitment to innovation, investing heavily in new technologies to improve efficiency and customer service. FedEx is committed to an environment where the customer comes first and quality is their standard. Their success is attributed to their people-oriented culture, and their commitment to high ethical standards.